Sig returns from his mother's funeral only to find his gear in harm's way. Rick and Keith forge a beneficial partnership. Jack makes his first offload as captain. The Coast Guard gets a call to extract a sailor with broken legs 200 miles out to sea.

On the Saga, Sean Dwyer joins Jake for a high-risk trek west to Adak Island. Rick attempts a dangerous shortcut through the treacherous tides of Unimak Pass. Sig's deckhand Lauritz takes a brutal fall while Johnathan bids farewell to a lifelong friend.